A107626 - cp's OEIS frontend

A107626 Numbers n such that every digit of both n and n^2 contains a loop (only digits 0,4,6,8,9 in n and n^2).

n	a(n)
1	8
2	64
3	80
4	98
5	640
6	664
7	800
8	898
9	980
10	998
11	6400
12	6640
13	6664
14	8000
15	8980
16	8998
17	9800
18	9980
19	9998
20	64000
21	66400
22	66640
23	66664
24	80000
25	89800
26	89980
27	89998
28	98000
29	98998
30	99800
31	99980
32	99998
33	640000
34	664000
35	664064
36	666400
37	666640
38	666664
39	684908
40	800000
41	806008

[8, 64, 80, 98, 640, 664, 800, 898, 980, 998, 6400, 6640, 6664, 8000, 8980, 8998, 9800, 9980, 9998, 64000, 66400, 66640, 66664, 80000, 89800, 89980, 89998, 98000, 98998, 99800, 99980, 99998, 640000, 664000, 664064, 666400, 666640, 666664, 684908, 800000, 806008]

cp's OEIS Frontend

A107626 Numbers n such that every digit of both n and n^2 contains a loop (only digits 0,4,6,8,9 in n and n^2).

Table of values

List of values